Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
pyramidically is an adverb meaning "in a pyramidal manner or shape". It carries one recorded sense.
in a pyramidal manner or shape
“the bush was trimmed pyramidically”
Definitions, synonyms and semantic relations for pyramidically come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.