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Vocabulary Word

Word: primary

Definition: first in rank or importance; principal; earliest in time; Ex. primary stages; N. CF. first


Sentences Containing 'primary'

White light or sunlight can be dispersed or separated into the primary colors or rainbow hues, as shown in the preceding Section.
The nerve fibers of the eye which carry the sensation of color to the brain are particularly sensitive to the primary colors red, green, blue.
Indeed, all color sensations are produced by the stimulation of three sets of nerves which are sensitive to the primary colors.
Another supplies my food, whose care it is; another my raiment; another hath given me perceptions of sense and primary conceptions.
Behold how I have used the senses, the primary conceptions which Thous gavest me.
These remarks are of course confined to the first APPEARANCE of the peculiarity, and not to the primary cause which may have acted on the ovules or on the male element; in nearly the same manner as the increased length of the horns in the offspring from a short-horned cow by a long-horned bull, though appearing late in life, is clearly due to the male element.
The proportional width of the gape of mouth, the proportional length of the eyelids, of the orifice of the nostrils, of the tongue (not always in strict correlation with the length of beak), the size of the crop and of the upper part of the oesophagus; the development and abortion of the oil-gland; the number of the primary wing and caudal feathers; the relative length of the wing and tail to each other and to the body; the relative length of the leg and foot; the number of scutellae on the toes, the development of skin between the toes, are all points of structure which are variable.
He who is able to explain why the elephant, and a multitude of other animals, are incapable of breeding when kept under only partial confinement in their native country, will be able to explain the primary cause of hybrids being so generally sterile.
The consideration of these facts on dimorphism, as well as of the results of reciprocal crosses, clearly leads to the conclusion that the primary cause of the sterility of crossed species is confined to differences in their sexual elements.
Lubbock, above twenty times, and each time undergoes a certain amount of change; and in this case we see the act of metamorphosis performed in a primary and gradual manner.
He had written a mediocre specimen of an insipid class of romance, and some plays which manifestly did not comply with the primary condition of pleasing: were the playgoers to patronise plays that did not amuse them, because the author was to produce "Don Quixote" twenty years afterwards?
What though philosophical meditations establish a different opinion or conjecture; that everything is right with regard to the WHOLE, and that the qualities, which disturb society, are, in the main, as beneficial, and are as suitable to the primary intention of nature as those which more directly promote its happiness and welfare?
So far, then, are we necessitated by reasoning to contradict or depart from the primary instincts of nature, and to embrace a new system with regard to the evidence of our senses.
If this be allowed, with regard to secondary qualities, it must also follow, with regard to the supposed primary qualities of extension and solidity; nor can the latter be any more entitled to that denomination than the former.
Nothing can save us from this conclusion, but the asserting, that the ideas of those primary qualities are attained by _Abstraction_, an opinion, which, if we examine it accurately, we shall find to be unintelligible, and even absurd.
Bereave matter of all its intelligible qualities, both primary and secondary, you in a manner annihilate it, and leave only a certain unknown, inexplicable _something_, as the cause of our perceptions; a notion so imperfect, that no sceptic will think it worth while to contend against it.
They have likewise discovered two lesser stars, or satellites, which revolve about Mars; whereof the innermost is distant from the centre of the primary planet exactly three of his diameters, and the outermost, five; the former revolves in the space of ten hours, and the latter in twenty-one and a half; so that the squares of their periodical times are very near in the same proportion with the cubes of their distance from the centre of Mars; which evidently shows them to be governed by the same law of gravitation that influences the other heavenly bodies.
First: According to magnitude I divide the whales into three primary BOOKS (subdivisible into CHAPTERS), and these shall comprehend them all, both small and large.
But ploughed up to the primary rock of the matter, the two great principles laid down in the twin whaling laws previously quoted, and applied and elucidated by Lord Ellenborough in the above cited case; these two laws touching Fast-Fish and Loose-Fish, I say, will, on reflection, be found the fundamentals of all human jurisprudence; for notwithstanding its complicated tracery of sculpture, the Temple of the Law, like the Temple of the Philistines, has but two props to stand on.

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