OVOID

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does ovoid mean? 

• OVOID (noun)
  The noun OVOID has 1 sense:

1. an egg-shaped object

  Familiarity information: OVOID used as a noun is very rare.

• OVOID (adjective)
  The adjective OVOID has 1 sense:

1. rounded like an egg

  Familiarity information: OVOID used as an adjective is very rare.

 Dictionary entry details 

• OVOID (noun)

Sense 1

Meaning:

An egg-shaped object

Classified under:

Nouns denoting two and three dimensional shapes

Hypernyms ("ovoid" is a kind of...):

solid (a three-dimensional shape)

Derivation:

ovoid (rounded like an egg)

• OVOID (adjective)

Sense 1

Meaning:

Rounded like an egg

Synonyms:

egg-shaped; elliptic; elliptical; oval; oval-shaped; ovate; oviform; ovoid; prolate

Similar:

rounded (curving and somewhat round in shape rather than jagged)

Derivation:

ovoid (an egg-shaped object)

 Context examples 

A very rare dendritic cell tumor composed of spindle to ovoid cells with a phenotype that is similar to the Langerhans cells.

(Indeterminate Dendritic Cell Tumor, NCI Thesaurus)

A neoplasm composed of spindle to ovoid cells which have morphologic and immunophenotypic characteristics of follicular dendritic cells.

(Follicular Dendritic Cell Sarcoma, NCI Thesaurus)

The anterior, usually ovoid, nucleus-containing part of spermatozoa.

(Head of the Spermatozoon, NLM, Medical Subject Headings)

Single or multiple, ovoid or irregular, solid particles that are formed from bile, cholesterol, and calcium in the gallbladder cavity.

(Gallbladder Stone, NCI Thesaurus)

A neoplastic proliferation of spindle to ovoid cells which show phenotypic features similar to those of interdigitating dendritic cells.

(Interdigitating Dendritic Cell Sarcoma, NCI Thesaurus)

The cell nuclei are large, ovoid to round and are not basally located with marked irregular nuclear membranes, cleared, vesicular, clumped, or densely hyperchromatic chromatin, and large conspicuous nucleoli.

(High Grade Flat Tubular Dysplasia of the Mouse Intestinal Tract, NCI Thesaurus/MMHCC)

Ovoid body resting on the cribriform plate of the ethmoid bone where the olfactory nerve terminates.

(Olfactory bulb, NLM, Medical Subject Headings)

Frequent in some GEM and mice infected with acutely transforming MuLV; Necropsy findings: Splenomegaly, generalized lymphadenopathy, usually with extensive spread to liver, kidney, and lungs, sometimes to meninges with skull exostoses and hind limb paralysis; leukemic form in about one third of cases; Cell size: Medium, uniform; Cytoplasm: Scant; Nuclei: Round or ovoid; chromatin fine; Nucleoli: Variable, often single, central and prominent but sometimes small and multiple; Mitoses: Numerous; Pattern: Diffuse, sometimes starry sky because of apoptosis.

(Mouse Precursor B Cell Lymphoblastic Lymphoma and Leukemia, NCI Thesaurus/MMHCC)