ELLIPSOID

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does ellipsoid mean? 

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

1. a surface whose plane sections are all ellipses or circles

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

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

1. having the nature or shape of an ellipsoid

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

 Dictionary entry details 

• ELLIPSOID (noun)

Sense 1

Meaning:

A surface whose plane sections are all ellipses or circles

Classified under:

Nouns denoting two and three dimensional shapes

Context example:

the Earth is an ellipsoid

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

plane figure; two-dimensional figure (a two-dimensional shape)

Derivation:

ellipsoid; ellipsoidal (having the nature or shape of an ellipsoid)

• ELLIPSOID (adjective)

Sense 1

Meaning:

Having the nature or shape of an ellipsoid

Synonyms:

ellipsoid; ellipsoidal; spheroidal

Similar:

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

Derivation:

ellipsoid (a surface whose plane sections are all ellipses or circles)

 Context examples 

The portion of the inner segment of a photoreceptor cell between the ellipsoid portion and the nucleus that is rich in ribonucleic acids (RNA) and is a major site for protein synthesis.

(Myoid Portion of the Inner Segment of the Photoreceptor Cell, NCI Thesaurus)

The portion of the photoreceptor cell between the outer segment and nucleus that is divided into an ellipsoid and myoid section.

(Inner Segment of the Photoreceptor Cell, NCI Thesaurus)