How many letters does the top answer for “another word for ellipsoidal” have?

The most common answer is ellipsoid (9 letters).

Crossword clue: another word for ellipsoidal

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

ellipsoid 9 letters gen-syn

a surface whose plane sections are all ellipses or circles

spheroidal 10 letters gen-syn

having the nature or shape of an ellipsoid

another word for about 50% similar → approximately, roughly, some

another word for terms 50% similar → footing

another word for under 50% similar → nether

another word for word 50% similar → phrase