say it: BLA-kwuud
blackwood is a noun meaning "very dark wood of any of several blackwood trees". It carries 2 recorded senses.
very dark wood of any of several blackwood trees
any of several hardwood trees yielding very dark-colored wood
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 blackwood come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.