| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| ampersand | noun | A word used to describe the character /, /, or &. |
| amphibial | adjective & noun | Amphibian. |
| amphibian | adjective | Of or pertaining to the Amphibia; as, amphibian reptiles., One of the Amphibia. |
| amphibium | noun | An amphibian. |
| amphibole | noun | A common mineral embracing many varieties varying in color and in composition. It occurs in monoclinic crystals; also massive, generally with fibrous or columnar structure. The color varies from white to gray, green, brown, and black. It is a silicate of magnesium and calcium, with usually aluminium and iron. Some common varieties are tremolite, actinolite, asbestus, edenite, hornblende (the last name being also used as a general term for the whole species). Amphibole is a constituent of many crystalline rocks, as syenite, diorite, most varieties of trachyte, etc. See Hornblende. |
| amphiboly | noun | Ambiguous discourse; amphibology. |
| amphicome | noun | A kind of figured stone, rugged and beset with eminences, anciently used in divination. |
| amphidisc | noun | A peculiar small siliceous spicule having a denticulated wheel at each end; — found in freshwater sponges. |
| amphigean | adjective | Extending over all the zones, from the tropics to the polar zones inclusive. |
| amphigene | noun | Leucite. |
| amphigony | noun | Sexual propagation. |
| amphigory | noun | A nonsense verse; a rigmarole, with apparent meaning, which on further attention proves to be meaningless. |
| amphilogy | noun | Ambiguity of speech; equivocation. |
| amphioxus | noun | A fishlike creature (Amphioxus lanceolatus), two or three inches long, found in temperature seas; — also called the lancelet. Its body is pointed at both ends. It is the lowest and most generalized of the vertebrates, having neither brain, skull, vertebrae, nor red blood. It forms the type of the group Acrania, Leptocardia, etc. |
| amphipoda | noun pl. | A numerous group of fourteen — footed Crustacea, inhabiting both fresh and salt water. The body is usually compressed laterally, and the anterior pairs or legs are directed downward and forward, but the posterior legs are usually turned upward and backward. The beach flea is an example. See Tetradecapoda and Arthrostraca. |
| amphiscii | noun pl. | Alt. of Amphiscians |
| ampleness | noun | The state or quality of being ample; largeness; fullness; completeness. |
| amplifier | noun | One who or that which amplifies. |
| amplified | imp. & past participle | of Amplify |
| amplitude | noun | State of being ample; extent of surface or space; largeness of dimensions; size., Largeness, in a figurative sense; breadth; abundance; fullness., Of extent of capacity or intellectual powers., Of extent of means or resources., The arc of the horizon between the true east or west point and the center of the sun, or a star, at its rising or setting. At the rising, the amplitude is eastern or ortive: at the setting, it is western, occiduous, or occasive. It is also northern or southern, when north or south of the equator., The arc of the horizon between the true east or west point and the foot of the vertical circle passing through any star or object., The horizontal line which measures the distance to which a projectile is thrown; the range., The extent of a movement measured from the starting point or position of equilibrium; — applied especially to vibratory movements., An angle upon which the value of some function depends; — a term used more especially in connection with elliptic functions. |
| ampullary | adjective | Resembling an ampulla. |
| ampullate | adjective | Alt. of Ampullated |
| amputated | imp. & past participle | of Amputate |
| amputator | noun | One who amputates. |