Standard Lemma guide

cavum

noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • General-American: /ˈkɑv.əm/
  • General-American: /ˈkeɪ.vəm/

1

noun

Meaning 1

A recess or hollow.

The lower part of the concha of the ear adjoining the origin of the helix.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A recess or hollow.

The nasal cavity.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A fallstreak hole.

Definition source: English Wiktionary via Wiktextract

Topics: climatology, meteorology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

(anatomy) a natural hollow or sinus within the body

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cavity, bodily cavity

Antonyms: none provided

Broader terms: structure, anatomical structure, complex body part, bodily structure, body structure

Narrower terms: blastocoel, blastocoele, blastocele, segmentation cavity, cleavage cavity, archenteron, sinus, locule, loculus, lumen, socket, pulp cavity, eye socket, orbit, cranial orbit, orbital cavity, buccal cavity, antrum, cloaca, vestibule, mediastinum, middle ear, tympanic cavity, tympanum, pleural cavity, chamber, cranial cavity, intracranial cavity, amniotic cavity, peritoneal cavity, greater peritoneal sac, bursa omentalis, omental bursa, lesser peritoneal cavity, pericardial cavity, pericardial space, vacuole, ventricle, sac, uterine cavity, nasal cavity, nasopharynx, oropharynx, laryngopharynx, cecum, caecum, blind gut, tubular cavity, armpit, axilla, axillary cavity, axillary fossa, chest cavity, thoracic cavity, abdominal cavity, abdomen, pelvis, renal pelvis, pelvic cavity, celom, coelom, celoma, pit, fossa

History

Etymology

Unadapted borrowing from Latin cavum (“a hollow, hole”). Doublet of cave and cavus.