The state or quality of being thin.

plural of thinness

plants that have been removed in order to improve the growth of the remainder

present participle of thin

(agriculture, forestry) Process of removing plants or parts of plants to facilitate the growth of other plants

Becoming less thick, dense, or numerous

Third-person singular simple present indicative form of thin

simple past tense and past participle of thin

plural of thin

Not thickly or closely; in a scattered state.