Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
deflexion is a noun meaning "the amount by which a propagating wave is bent". It carries 4 recorded senses.
the amount by which a propagating wave is bent
the movement of the pointer or pen of a measuring instrument from its zero position
the property of being bent or deflected
a turning aside (of your course or attention or concern)
“a diversion from the main highway”
“a digression into irrelevant details”
“a deflection from his goal”
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 deflexion come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.