Definition of boll in English:

boll

Line breaks: boll
Pronunciation: /bəʊl
 
/

noun

  • The rounded seed capsule of plants such as cotton or flax.
    More example sentences
    • Total boll numbers and seed cotton mass per metre were recorded.
    • Generally, the ovaries of the flowers and the rinds of the cotton bolls, which are favoured by the bollworm, contained the least amount of toxin, while leaves contained the highest levels.
    • By maturity, the mutant seeds had only produced a few short fibres and the seeds were visible from the mature cotton bolls.

Origin

Middle English (originally denoting a bubble): from Middle Dutch bolle 'rounded object'; related to bowl1.

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elaborate ornamentation of a vocal melody