| atrial | (adjective) of or relating to a cavity or chamber in the body (especially one of the upper chambers of the heart) | - |
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| bimestrial | (adjective) two months long; lasting two months | - |
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| (adjective) occurring every two months | Synonyms: bimonthly |
| endometrial | (adjective) of or relating to the endometrium | - |
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| equestrian | (adjective) of or relating to or featuring horseback riding | - |
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| (adjective) of or relating to or composed of knights | - |
| extraterrestrial | (adjective) originating or located or occurring outside Earth or its atmosphere | - |
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| industrial | (adjective) having highly developed industries | - |
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| (adjective) of or relating to or resulting from industry | - |
| (adjective) employed in industry | - |
| (adjective) suitable to stand up to hard wear | - |
| industrialised | (adjective) made industrial; converted to industrialism | Synonyms: industrialized |
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| industrialized | (adjective) made industrial; converted to industrialism | Synonyms: industrialised |
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| matriarchal | (adjective) characteristic of a matriarchy | - |
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| matriarchic | (adjective) (of societies or families) having a female as the family head or having descent traced through the female line | - |
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| nonindustrial | (adjective) not having highly developed manufacturing enterprises | - |
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| patriarchal | (adjective) characteristic of a form of social organization in which the male is the family head and title is traced through the male line | - |
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| (adjective) relating to or characteristic of a man who is older or higher in rank | - |
| patriarchic | (adjective) (of societies) being ruled by or having descent traced through the male line | - |
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| pedestrian | (adjective) lacking wit or imagination | Synonyms: earthbound, prosaic, prosy |
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| postindustrial | (adjective) of or relating to a society or economy marked by a lessened importance of manufacturing and an increase of services, information, and research | - |
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| semestrial | (adjective) occurring every six months or during every period of six months | Synonyms: semestral |
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| semiterrestrial | (adjective) chiefly but not exclusively terrestrial | - |
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| striate | (adjective) marked with stria or striations | - |
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| terrestrial | (adjective) operating or living or growing on land | - |
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| (adjective) of or relating to or inhabiting the land as opposed to the sea or air | Synonyms: tellurian, telluric, terrene |
| (adjective) of or relating to or characteristic of the planet Earth or its inhabitants | Synonyms: planetary |
| (adjective) of this earth | Synonyms: sublunar, sublunary |
| (adjective) concerned with the world or worldly matters | Synonyms: mundane |
| triangular | (adjective) having three angles; forming or shaped like a triangle | - |
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| (adjective) having three sides | Synonyms: three-sided, trilateral |
| triangulate | (adjective) composed of or marked with triangles | - |
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| unindustrialised | (adjective) not converted to industrialism | Synonyms: unindustrialized |
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| unindustrialized | (adjective) not converted to industrialism | Synonyms: unindustrialised |
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