| EIGHTEENTHLY | • eighteenthly adv. In the eighteenth place; eighteenth in a row. • EIGHTEENTH adv. number eighteen in sequence. |
| FORTHRIGHTLY | • forthrightly adv. In a forthright manner. • FORTHRIGHT adv. straightforward. |
| HATCHABILITY | • hatchability n. (Of an egg) The state of being likely to hatch; a measure of that ability. • hatchability n. (Of a bird etc) The state of being able to produce hatchable eggs; a measure of that ability. • HATCHABILITY n. the capacity for being hatched. |
| HETEROTHALLY | • heterothally n. Heterothallism. • HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM. |
| HYLOPATHISTS | • hylopathists n. Plural of hylopathist. • HYLOPATHIST n. a believer in the capability of matter to affect spirit. |
| HYPOTHETICAL | • hypothetical adj. Based upon a hypothesis; conjectural. • hypothetical adj. (Philosophy) conditional; contingent upon some hypothesis/antecedent. • hypothetical n. A possible or hypothetical situation or proposition. |
| ICHTHYOLATRY | • ichthyolatry n. The worship of fish, or of fish-shaped idols. • ICHTHYOLATRY n. the worship of fish. |
| ICHTHYOLITES | • ichthyolites n. Plural of ichthyolite. • ICHTHYOLITE n. a fossil fish. |
| ICHTHYOLITIC | • ichthyolitic adj. Relating to an ichthyolite. • ICHTHYOLITIC adj. of or like an ichthyolite, a fossil fish. |
| THALLOPHYTES | • thallophytes n. Plural of thallophyte. • THALLOPHYTE n. any organism belonging to the Thallophyta, that includes algae, fungi, and bacteria. |
| THALLOPHYTIC | • thallophytic adj. Relating to thallophytes. • THALLOPHYTIC adj. of or like a thallophyte. |
| THIRTEENTHLY | • thirteenthly adv. In the thirteenth place; thirteenth in a row. • THIRTEENTH adv. number thirteen in sequence. |
| THOUGHTFULLY | • thoughtfully adv. In a thoughtful or pensive manner. • thoughtfully adv. In a way that shows kindness or consideration for others. • THOUGHTFUL adv. absorbed in thought. |