English to English Dictionary

Hypopnea

A condition in which a person breathes at an abnormally slow rate, resulting in an insufficient intake of oxygen.

Hypothetical particle

A subatomic particle whose existence is suggested by physical theory to explain certain phenomena, but which has not yet been directly detected in experiments.

Hysterectomy

A surgical operation to remove all or part of the uterus.

Hysteresis

The phenomenon in which the value of a physical property lags behind changes in the effect causing it.

Hysteria

Exaggerated or uncontrollable emotion or excitement, especially among a group of people.

Hùyán

A transliterated term derived from Chinese Pinyin representing a specific conceptual discourse or terminology.

Hú-yīn

A phonetic or phonological term used in Chinese linguistics to describe specific vowel or nasal glides within a syllable structure.

Húyin

A specific transliterated term or proper name found in specialized linguistic and historical text corpora.

Húyīn

A specific transliterated linguistic term referring to tiger-like vocalizations or tonal phonetics in traditional Asian phonology.

henceforward

From this time on; from now on.

heraldry

The systematic study, devising, granting, and blazoning of armorial bearings and the tracing of genealogies.

homeostasis

The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.