Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
antiapartheid is an adjective meaning "opposing the policy of apartheid in South Africa". It carries one recorded sense.
opposing the policy of apartheid in South Africa
“an antiapartheid leader”
Definitions, synonyms and semantic relations for antiapartheid come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.