| Word | Definitions | Synonyms |
|---|---|---|
| hypaethral | (adjective) partly or entirely open to the sky | Synonyms: hypethral |
| hypallage | (noun) reversal of the syntactic relation of two words (as in `her beauty's face') | - |
| hypanthium | (noun) the cuplike or ringlike or tubular structure of a flower which bears the sepals and stamens and calyx (as in Rosaceae) | Synonyms: calyx tube, floral cup |