Ways To Say 18 In Spanish

Photo of author
Written By Jessica Knight

Founder of Linguatics. Passionate multilinguist.

Are you looking to expand your Spanish vocabulary? Well, look no further! In this article, we will explore various ways to say the number 18 in Spanish.

From the standard numerical form, ‘dieciocho,’ to the idiomatic expression, ‘años dieciocho,’ we’ve got you covered.

Want to sound more colloquial? Try using the phrase ‘dieci-ocho.’

Or perhaps you prefer the alternative numerical form, ‘diez y ocho.’

Feeling fancy? Use the Roman numeral XVIII.

We’ll even dive into the fractional form, ‘dieciochoavo,’ and the multiplicative form, ‘dieciocho veces.’

And for all you math enthusiasts out there, don’t worry, we haven’t forgotten the mathematical symbol: 18.

So, whether you’re learning Spanish for travel, work, or simply for fun, this article will equip you with the knowledge to express the number 18 in a variety of ways.

¡Vamos! Let’s get started.

The Standard Numerical Form: Dieciocho

You’re probably thinking, ‘I can’t wait to learn how to say 18 in Spanish!’ Well, my friend, you’re in luck because the standard numerical form for 18 is ‘dieciocho.’

So now you can impress your friends by casually dropping ‘dieciocho’ into your Spanish conversations.

It’s a straightforward and easy-to-remember word that is commonly used in everyday situations.

So go ahead and start incorporating ‘dieciocho’ into your vocabulary, and watch as your Spanish skills improve!

Read  Ways To Say Food In Spanish

The Idiomatic Expression: Años Dieciocho

Imagining a scene set in a vibrant Spanish-speaking community, you can often hear the idiomatic expression ‘Años Dieciocho’ casually used to refer to the age of 18.

This expression is commonly used among friends and family members when talking about someone reaching adulthood. It’s a way to acknowledge this milestone in a more informal and familiar manner.

In Spanish culture, turning 18 is seen as a significant step towards independence and maturity.

The Colloquial Phrase: Dieci-ocho

Feeling the pulse of a lively Spanish-speaking community, one can’t help but be moved by the colloquial phrase ‘Dieci-ocho’ that resonates with a sense of youthful exuberance and newfound freedom.

This informal way of saying 18 showcases the vibrant nature of the Spanish language. With its playful combination of the words ‘diez’ and ‘ocho’, it captures the energy and enthusiasm of being young and on the cusp of adulthood.

It’s a phrase that embodies the spirit of youth in the Spanish-speaking world.

Alternative Numerical Form: Diez y Ocho

Experiencing the vivacious charm of Spanish, you can’t help but be captivated by the alternative numerical form ‘diez y ocho’. This unique way of saying 18 in Spanish effortlessly blends the words ‘diez’ and ‘ocho’ to ignite a surge of youthful nostalgia and unbridled excitement.

This alternative numerical form showcases the language’s creativity and playfulness. It adds a touch of flair to the conversation, giving it a vibrant and energetic vibe. It’s a testament to the richness and diversity of the Spanish language.

The Roman Numeral: XVIII

As you gaze upon the elegant inscription, the Roman numeral XVIII exudes a sense of timeless grandeur and sophistication. It evokes images of ancient monuments and regal empires.

Read  Ways To Say Merry Christmas In Spanish

XVIII, the numerical representation of 18 in Roman numerals, is composed of the letters X (10) and V (5), repeated three times. This signifies the sum of 10+5+3.

This numerical system, used by the ancient Romans, adds a touch of historical significance to the number 18.

The Ordinal Form: Decimoctavo

The number 18 in its ordinal form, decimoctavo, holds great significance. It signifies being the eighteenth in a series or sequence.

In Spanish, the ordinal numbers are formed by adding the suffix -avo or -ésimo to the cardinal numbers. Decimoctavo is commonly used in various contexts, such as describing the 18th day of the month or the 18th place in a competition.

Its usage demonstrates a precise understanding of numerical order in Spanish.

The Fractional Form: Dieciochoavo

Imagine you’re trying to divide something into 18 equal parts and you need to describe each individual part. Well, in Spanish, you would use the fractional form ‘dieciochoavo’ to express that each part is one-eighteenth of the whole.

This form is derived from the cardinal number ‘dieciocho’ (18) and the suffix ‘-avo’ which is added to indicate a fraction. So, ‘dieciochoavo’ accurately describes each of the 18 equal parts.

The Multiplicative Form: Dieciocho veces

To truly grasp the concept of dividing something into 18 equal parts, you must understand the power of using the multiplicative form ‘dieciocho veces’. This form emphasizes the magnitude of the division, showing the significance of each fraction. It allows for precise calculations and clear communication when dealing with quantities that can be divided into 18 equal parts.

Read  Ways To Say Eat In Spanish

The multiplicative form ‘dieciocho veces’ succinctly expresses each part as eighteen times smaller than the whole. This emphasizes the division and highlights the importance of each fraction. By using this form, you can easily calculate and communicate quantities that can be divided into 18 equal parts.

The Mathematical Symbol: 18

Now let’s delve into the mathematical side of saying 18 in Spanish.

Just like in English, the number 18 can be represented by the mathematical symbol ’18’. This symbol is used in various contexts, such as equations or calculations.

It’s important to understand this representation to effectively communicate numerical information in Spanish.

So, let’s explore the significance of the mathematical symbol for 18 in Spanish.

The Phonetic Pronunciation: dee-eh-see-OH-cho

Learn how to pronounce 18 in Spanish as ‘dee-eh-see-OH-cho’ to effectively communicate numerical information.

This pronunciation is commonly used by Spanish speakers to refer to the number 18.

By using this correct pronunciation, you will be able to convey the number accurately and clearly.

It is important to learn and practice this pronunciation to ensure effective communication in Spanish.


In conclusion, there are various ways to say 18 in Spanish, each with its own unique context and usage.

From the standard numerical form ‘dieciocho’ to the colloquial phrase ‘dieci-ocho,’ Spanish speakers have multiple options to express this number.

Whether using the alternative numerical form ‘diez y ocho’ or even the Roman numeral ‘XVIII,’ it’s important to understand the different ways to communicate this number in Spanish.

Whether in a mathematical context or in everyday conversation, knowing these different forms will enhance your Spanish language skills.