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Webster’s Dictionary (1828)



1,000+ words match “SI”

ALTERN a.
Acting by turns; alternate. Milton. Altern base (Trig.), a second side made base, in distinction from a side previously regarded as base.
ALTERNAT n.
etimes determined by lot and at other times in regular order. The practice obtains in the signing of treaties and conventions between nations.
ALTERNATE a. 9 definitions
Being or succeeding by turns; one following the other in succession of time or place; by turns first one and then the other; hence, reciprocal. And bid alternate passions fall and rise. Pope.
ALTERNITY n.
Succession by turns; alternation. [R.] Sir T. Browne.
ALTISSIMO n.
The part or notes situated above F in alt.
ALTITUDE n. 6 definitions
apparent; true when measured from the rational or real horizon, apparent when from the sensible or apparent horizon.
ALTO n. 2 definitions
the lowest female, or contralto, voices, between in tenor and soprano. In instrumental music it now signifies the tenor.
ALTO-STRATUS n.
A cloud formation similar to cirro-stratus, but heavier and at a lower level.
ALURE n.
A walk or passage; -- applied to passages of various kinds. The sides of every street were covered with fresh alures of marble. T. Warton.
AM n.
The first person singular of the verb be, in the indicative mode, present tense. See Be. God said unto Moses, I am that am. Exod. iii. 14.
AMACRATIC a.
Amasthenic. Sir J. Herschel.
AMALGAM n. 4 definitions
A native compound of mercury and silver.
AMALGAMATION n. 2 definitions
mercury with another metal; -- applied particularly to the process of separating gold and silver from their ores by mixing them with mercury. Ure.
AMASS v. 2 definitions
treasure or a fortune; to amass words or phrases. The life Homer has been written by amassing all the traditions and hints the writers could meet with. Pope.
AMATE v. 2 definitions
To dismay; to dishearten; to daunt. [Obs. or Archaic] The Silures, to amate the new general, rumored the overthrow greater than was true. Milton.
AMAUROSIS n.
A loss or decay of sight, from loss of power in the optic nerve, without any perceptible external change in the eye; -- called also gutta serena, the "drop serene" of Milton.
AMBERGRIS n.
A substance of the consistence of wax, found floating in the Indian Ocean and other parts of the tropics, and also as a morbid secretion in the intestines of the sperm whale (Physeter macrocephalus), which is believed to be in all cases its true origin. In color it is white, ash-gray, yellow, or black, and often varieg…
AMBIDEXTER a. 4 definitions
Using both hands with equal ease. Smollett.
AMBIDEXTRAL a.
Pertaining equally to the right-hand side and the left-hand side. Earle.
AMBIDEXTROUS a. 2 definitions
Pertaining the faculty of using both hands with equal ease. Sir T. Browne.
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