horn

play
noun \ˈhȯrn\

Definition of horn

  1. 1a :  one of the usually paired bony processes that arise from the head of many ungulates and that are found in some extinct mammals and reptiles: such as (1) :  one of the permanent paired hollow sheaths of keratin usually present in both sexes of cattle and their relatives that function chiefly for defense and arise from a bony core anchored to the skull — see cow illustration (2) :  antler (3) :  a permanent solid horn of keratin that is attached to the nasal bone of a rhinoceros (4) :  one of a pair of permanent bone protuberances from the skull of a giraffe or okapi that are covered with hairy skinb :  a part like an animal's horn attributed especially to the devilc :  a natural projection or excrescence from an animal resembling or suggestive of a hornd (1) :  the tough fibrous material consisting chiefly of keratin that covers or forms the horns of cattle and related animals, hooves, or other horny parts (such as claws or nails) (2) :  a manufactured product (such as a plastic) resembling horne :  a hollow horn used to hold something

  2. 2 :  something resembling or suggestive of a horn: such asa :  one of the curved ends of a crescentb :  a sharp mountain peakc :  a body of land or water shaped like a hornd :  a beak-shaped part of an anvile :  a high pommel of a saddlef :  cornu

  3. 3a :  an animal's horn used as a wind instrumentb :  a brass wind instrument: such as (1) :  hunting horn (2) :  french hornc :  a wind instrument used in a jazz band; especially :  trumpetd :  a usually electrical device that makes a noise like that of a horn

  4. 4 :  a source of strength

  5. 5 :  one of the equally disadvantageous alternatives presented by a dilemma

  6. 6 slang :  telephone

horn

adjective

horned

play \ˈhȯrnd also ˈhȯr-nəd\ adjective

hornedness

play \ˈhȯr-nəd-nəs, ˈhȯrn(d)-nəs\ noun

hornless

play \ˈhȯrn-ləs\ adjective

hornlessness

noun

hornlike

play \ˈhȯrn-ˌlīk\ adjective

Examples of horn in a Sentence

  1. musketeers carrying their gunpowder in powder horns

Recent Examples of horn from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'horn'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of horn

Middle English, from Old English; akin to Old High German horn, Latin cornu, Greek keras


Horn

play
geographical name \ˈhȯrn\
variants: or

North Cape

Definition of Horn

  1. cape just south of the Arctic Circle in northwestern Iceland



HORN Defined for English Language Learners

horn

play
noun

Definition of horn for English Language Learners

  • : one of the hard pointed parts that grows on the head of some animals (such as cattle, goats, or sheep)

  • : a hard pointed part that grows on the nose of a rhinoceros

  • : the hard material of which horns are made


HORN Defined for Kids

horn

play
noun \ˈhȯrn\

Definition of horn for Students

  1. 1 :  one of the hard bony growths on the head of many hoofed animals (as cattle, goats, or sheep)

  2. 2 :  the tough material of which horns and hooves are composed The knife handle was made of horn.

  3. 3 :  a brass musical instrument (as a trumpet or French horn)

  4. 4 :  a usually electrical device that makes a noise like that of a horn Drivers were blowing their horns.

  5. 5 :  something shaped like or made from a horn Each soldier carried a horn of powder.

  6. 6 :  a musical or signaling instrument made from an animal's horn

horned

\ˈhȯrnd\ adjective

hornless

\ˈhȯrn-ləs\ adjective

Medical Dictionary

horn

play
noun \ˈhȯ(ə)rn\

Medical Definition of horn

  1. 1a:  one of the usually paired bony processes that arise from the head of many ungulates and that are found in some extinct mammals and reptiles; especially :  one of the permanent paired hollow sheaths of keratin usually present in both sexes of cattle and their relatives that function chiefly for defense and arise from a bony core anchored to the skullb:  the tough fibrous material consisting chiefly of keratin that covers or forms the horns of cattle and related animals, hooves, or other horny parts (as claws or nails)

  2. 2:  cornu

horned

\ˈhȯ(ə)rnd\play adjective


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