Definition of biserial in English:

biserial

adjective

Botany Zoology
  • Arranged in or consisting of two series or rows.

    • ‘Some rhipidocystids have standard biserial brachioles whereas others have uniserial brachioles.’
    • ‘As in non - stelleroid echinoderms, asteroid ambulacrals form a biserial column.’
    • ‘Another biserial morphotype with a coiled pattern is produced by relatively narrow ranges of all parameters and resembles simple spiral morphotypes with two series of chambers.’
    • ‘Uniserial budding produces a chain (runner or branch) one zooid wide, whereas, colonies that are biserial, zooids share one wall and result in a strip two zooids wide.’
    • ‘For instance, they cannot model gradual or abrupt changes of growth modes that cause different chamber arrangements during ontogeny, such as planispiral and switching to biserial or streptospiral to uniserial.’

Pronunciation:

biserial

/bʌɪˈsɪərɪəl/