Meaning of semiannular | Babel Free

Definitions

Having a shape resembling part of a ring or incomplete circular band.

not-comparable

Examples

“The capsule in both families is spherical, with a bistratose wall; the outer cell layer usually bears nodular thickenings[…]; the inner layer (of nearly equally large cells) lacks the regular semiannular or annular thickenings of most other leafy liverworts[…]”

CEFR level