one-of-a-kind

Derived from the literal phrase 'one of a kind', meaning 'being the only one of its type or species'. The hyphenated form indicates its use as a compound adjective or noun.

ADJ (1)
[/ˌwʌn əv ə ˈkaɪnd/en-US] [/ˌwʌn əv ə ˈkaɪnd/en-GB]
único gender_neutral / único en su especie descriptive / incomparable / sin igual idiomatic
Synonyms unique core meaning , singular , unparalleled , matchless , inimitable , distinctive emphasizes characteristic , rare less emphasis on absolute uniqueness

To express the concept of something being one-of-a-kind as an adjective in Inglés, several options are available, each with slightly different nuances. The most direct and versatile translation is único. This word means 'unique' or 'only' and can be applied broadly to people, objects, or situations. It needs to agree in gender and number with the noun it modifies (e.g., "un coche único" for a unique car, "una persona única" for a unique person). When you want to be more descriptive and emphasize that something is literally the only one of its specific type or kind, particularly in biological or classification contexts, único en su especie is a good choice. While it literally translates to 'unique in its species', it can be used more broadly for objects or concepts that are singular within their category. For situations where the emphasis is on the unparalleled quality or supreme excellence, making something beyond comparison, incomparable and sin igual are excellent options. Both convey the idea of being 'incomparable' or 'without equal'. Sin igual is a more idiomatic phrase, often used for talents, beauty, or achievements, while incomparable is a slightly more formal adjective.

  • Es una oportunidad única que no se repetirá. — It's a one-of-a-kind opportunity that won't be repeated.
  • Tiene un estilo artístico único en la región. — He has an artistic style that is one-of-a-kind in the region.
  • Este es un hallazgo arqueológico único en su especie. — This is an archaeological find that is one-of-a-kind.
  • Su talento musical es incomparable. — His musical talent is one-of-a-kind (incomparable).
  • Ofrecemos un servicio al cliente sin igual. — We offer one-of-a-kind (unparalleled) customer service.
NOUN (1)
[/ˌwʌn əv ə ˈkaɪnd/en-US] [/ˌwʌn əv ə ˈkaɪnd/en-GB]
pieza única for objects / algo único general / persona única for people / una rareza / un fenómeno for peoplefigurative
Synonyms rarity , gem figurative , treasure figurative , phenomenon often for people , singularity more technical/philosophical
Antonyms commonplace , dime a dozen idiomaticcolloquial , standard item

When referring to a one-of-a-kind item or person as a noun, Inglés offers several specific terms. For objects, especially in artistic, artisanal, or antique contexts, the most common and precise translation is pieza única, meaning 'unique piece'. This term is frequently used in commerce and collecting. If you want a more general term for 'something one-of-a-kind', you can use algo único, which is versatile and can refer to abstract concepts or non-physical things as well. To describe a one-of-a-kind person, persona única is the direct equivalent, highlighting their distinctive qualities. Another option for a person, particularly someone with exceptional talent or a remarkable presence, is un fenómeno. This term suggests a 'phenomenon' and implies a sense of awe or extraordinary nature. Less common but still valid, una rareza ('a rarity') can be used for both people or objects that are rare and valuable, though it places more emphasis on their scarcity than their unique quality.

  • Este jarrón es una pieza única. — This vase is a one-of-a-kind (unique piece).
  • Siempre busca piezas únicas para su colección. — He always looks for one-of-a-kind pieces for his collection.
  • Lo que vivimos ayer fue algo único. — What we experienced yesterday was something one-of-a-kind.
  • Mi profesor era una persona única, con mucho carisma. — My teacher was a one-of-a-kind person, with a lot of charisma.
  • Ese atleta es un fenómeno en su deporte. — That athlete is a phenomenon (a one-of-a-kind talent) in his sport.
  • Encontrar un manuscrito así es una rareza. — Finding a manuscript like that is a rarity (a one-of-a-kind discovery).