sə̇ˈnərjə̇d, ˈsinər- noun
( -s )
Etymology: New Latin synergida, from Greek synergein to work together, cooperate + New Latin -ida (from Latin -ides, patronymic suffix)
: one of the two small cells lying near the micropylar end of the embryo sac in seed plants constituting with the egg the egg apparatus
• syn·er·gi·dal sə̇ˈnərjə̇d ə l adjective