(Australia) Any of various eucalypts with hard wood, especially Eucalyptus botryoides. / (Caribbean) A tree of the soapberry family, Matayba apetala.

(Australia) Red mahogany (Eucalyptus resinifera). / Tallowwood (Eucalyptus microcorys or Eucalyptus affinis). / Red gum (Eucalyptus spp., esp. Eucalyptus camaldulensis).

(military, slang, humorous, derogatory) The desk of an air force employee who does not fly.

Any shrub in the genus Cercocarpus in the family Rosaceae, native to the western US and norther Mexico.

Toona ciliata, native from southern Asia to Australia; also known as toon, Australian redcedar, or Indian cedar

(US) Any of several species of tree whose wood resemble mahogany (Swietenia spp.) in some ways, such as tanguile (Dipterocarpoideae spp.), red lauan (Shorea negrosensis), white lauan (Parashorea macrophylla), tiaong (Shorea teysmanniana), almon (Shorea spp., esp. Shorea eximia), mayapis (Dipterocarpoideae spp.), bagtikan (Dipterocarpoideae spp., esp. Parashorea malaanon and Parashorea warburgii).

(organic chemistry) Any of a group of sulfonic acids obtained by the action of sulfuric acid on petroleum fractions

(organic chemistry) Any salt of a mahogany acid, typically used as a surfactant

Swietenia mahagoni (West Indies mahogany) / Swietenia spp. / Any tree of the family Meliaceae that produces similar wood.

plural of mahogany Spitfire