Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
splay is a verb, noun and adjective meaning "spread open or apart". It carries 5 recorded senses.
turn outward
“These birds can splay out their toes”
“ballet dancers can rotate their legs out by 90 degrees”
an outward bevel around a door or window that makes it seem larger
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for splay come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.