RhymeZone: fucosal definitions

Definitions of fucosal:

noun: (organic chemistry) The aldehyde (2~{S},3~{S},4~{R},5~{S})-3,4,5,6-tetrahydroxy-2-methyloxane-2-carbaldehyde derived from fucose
adjective: Relating to fucose

(Definitions from Wiktionary)