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A thin membrane surrounding the embryos of mammals, birds, and reptiles.

An earth abounding in pyrites, used by the ancients to kill insects, etc., on vines; -- applied by Brongniart to a carbonaceous alum schist.

A genus formerly including the Virginia creeper.

Extending over all the zones, from the tropics to the polar zones inclusive.

hadows in one part of the year are cast to the north, and in the other to the south, according as the sun is south or north of their zenith.

An oval or circular building with rising tiers of seats about an open space called the arena.

Among the ancients, a two-handled vessel, tapering at the bottom, used for holding wine, oil, etc.

Enlarging a conception by adding to that which is already known or received. "All bodies possess power of attraction" is an ampliative judgment; because we can think of bodies without thinking of attraction as one of their immediate primary attribute. Abp. W. Thomson.

To enlarge by addition or discussion; to treat copiously by adding particulars, illustrations, etc.; to expand; to make much of. Troilus and Cressida was written by a Lombard author, but much amplified by our English translator. Dryden.

A woman's headband (sometimes of metal), for binding the front hair.

A name sometimes applied to a member of any sect holding that rebaptism is necessary for those baptized in infancy.

A genus of plants including the cashew tree. See Cashew.

Ascending rivers from the sea, at certain seasons, for breeding, as the salmon, shad, etc.

The unfolding or dénouement. [R.] De Quincey.

Having analogy; corresponding to something else; bearing some resemblance or proportion; -- often followed by to. Analogous tendencies in arts and manners. De Quincey. Decay of public spirit, which may be considered analogous to natural death. J. H. Newman. nalogous pole (Pyroelect.), that pole of a crystal which becom…

A word in one language corresponding with one in another; an analogous term; as, the Latin "pater" is the analogue of the English "father."

- Analytic language, a noninflectional language or one not characterized by grammatical endings. -- Analytical table (Nat. Hist.), a table in which the characteristics of the species or other groups are arranged so as to facilitate the determination of their names.

Aiding the memory; as, anamnestic remedies.

A gradual progression from one type to another, generally ascending. Huxley.

Having lost, or tending to lose, inflections by phonetic decay; as, anaptotic languages.