How many letters does the top answer for “having a single pole” have?

The most common answer is unipolar (8 letters).

Crossword clue: having a single pole

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

unipolar 8 letters wn-def

having a single pole

having a single leaf 50% similar → unifoliate

having a single loculament. 50% similar → monothecal

having a single mode 50% similar → unimodal