orthotomous

== English == === Etymology === From orthotomy +‎ -ous or ortho- +‎ -tomous. === Adjective === orthotomous (comparative more orthotomous, superlative most orthotomous) (crystallography) Having two cleavages at right angles with one another. ==== Related terms ==== orthotomic === References === “orthotomous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.