| ANTIRADIATION | • antiradiation adj. Countering radiation. |
| ANTIRADICAL | • antiradical adj. (Biochemistry) Counteracting free radicals. • antiradical adj. (Politics) Opposing or countering a radical ideology. • antiradical n. (Medicine) A drug that counter free radicals. |
| ANTIRADICALISM | • antiradicalism n. Opposition to radical ideologies. • ANTIRADICALISM n. opposition to radicalism. |
| ANTIRADICALISMS | • ANTIRADICALISM n. opposition to radicalism. |
| BIRADIAL | • biradial adj. (Of symmetry) Both radial and bilateral. • BIRADIAL adj. having dual symmetry. |
| BIRADICAL | • biradical n. (Chemistry) any molecule having two independent radical centres. • biradical n. A word or root in a Semitic language which consists of two consonants in its root formula. • biradical adj. (Said of words in Semitic languages) which consists of two consonants in its root formula. |
| BIRADICALS | • biradicals n. Plural of biradical. • BIRADICAL n. a molecule with two centres. |
| MILLIRADIAN | • milliradian n. (Mathematics) An SI unit of plane angular measure equal to one thousandth of a radian. • MILLIRADIAN n. a thousandth of a radian. |
| MILLIRADIANS | • milliradians n. Plural of milliradian. • MILLIRADIAN n. a thousandth of a radian. |
| TRIRADIAL | • triradial adj. Radiating outward in three directions. • TRIRADIAL adj. three-rayed, also TRIRADIATE. |
| TRIRADIATE | • triradiate adj. Having three rays. • TRIRADIATE adj. three-rayed, also TRIRADIAL. |
| TRIRADIATELY | • triradiately adv. In a triradiate manner. • TRIRADIATE adv. three-rayed, also TRIRADIAL. |