-spermal
a combining form used to form adjectives corresponding to nouns ending in -sperm:
gymnospermal.
also, -spermic, -spermous.
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- -spermic
variant of -spermal: endospermic.
- -spermous
variant of -spermal: gymnospermous.
- -sphere
a combining form of sphere (planisphere); having a special use in the names of the layers of gases and the like surrounding the earth and other celestial bodies (ionosphere). -sphere combining form having the shape or form of a sphere bathysphere indicating a spherelike enveloping m-ss atmosphere derived forms -spheric, combining_form:in_adjective
- -spore
variant of sporo-, as final element of compound words: teliospore.
- -sporous
a combining form meaning “having spores” of the kind specified by the initial element: helicosporous. -sporous combining form (in botany) having a specified type or number of spores h-m-sporous