Word Meanings - PROTHORAX - Book Publishers vocabulary database

The first or anterior segment of the thorax in insects. See Illusts. of Butterfly and Coleoptera.

Related words: (words related to PROTHORAX)

• ANTERIORITY
  The state of being anterior or preceding in time or in situation; priority. Pope.
• FIRST
  Sw. & Dan. förste, OHG. furist, G. fürst prince; a superlatiye form 1. Preceding all others of a series or kind; the ordinal of one; earliest; as, the first day of a month; the first year of a reign. 2. Foremost; in front of, or in advance of,
• THORAX
  The part of the trunk between the neck and the abdomen, containing that part of the body cavity the walls of which are supported by the dorsal vertebræ, the ribs, and the sternum, and which the heart and lungs are situated; the chest. Note: In
• COLEOPTERAN
  One of the order of Coleoptera.
• SEGMENT
  A part cut off from a figure by a line or plane; especially, that part of a circle contained between a chord and an arc of that circle, or so much of the circle as is cut off by the chord; as, the segment acb in the Illustration. A piece in the
• BUTTERFLY
  A general name for the numerous species of diurnal Lepidoptera. Note: Asclepias butterfly. See under Asclepias. -- Butterfly fish , the ocellated blenny of Europe. See Blenny. The term is also applied to the flying gurnard. -- Butterfly shell
• FIRST-CLASS
  Of the best class; of the highest rank; in the first division; of the best quality; first-rate; as, a first-class telescope. First- class car or First-class railway carriage, any passenger car of the highest regular class, and intended
• SEGMENTATION
  The act or process of dividing into segments; specifically , a self-division into segments as a result of growth; cell cleavage; cell multiplication; endogenous cell formation. Segmentation cavity , the cavity formed by the arrangement of the cells
• FIRST-RATE
  Of the highest excellence; preëminent in quality, size, or estimation. Our only first-rate body of contemporary poetry is the German. M. Arnold. Hermocrates . . . a man of first-rate ability. Jowett .
• FIRSTLY
  In the first place; before anything else; -- sometimes improperly used for first.
• SEGMENTAL
  1. Relating to, or being, a segment. Of or pertaining to the segments of animals; as, a segmental duct; segmental papillæ. Of or pertaining to the segmental organs. Segmental duct , the primitive duct of the embryonic excretory organs which gives
• FIRSTLING
  1. The first produce or offspring; -- said of animals, especially domestic animals; as, the firstlings of his flock. Milton. 2. The thing first thought or done. The very firstlings of my heart shall be The firstlings of my hand. Shak.
• COLEOPTERA
  An order of insects having the anterior pair of wings hard and horny, and serving as coverings for the posterior pair, which are membranous, and folded transversely under the others when not in use. The mouth parts form two pairs of jaws (mandibles
• FIRST-HAND
  Obtained directly from the first or original source; hence, without the intervention of an agent. One sphere there is . . . where the apprehension of him is first-hand and direct; and that is the sphere of our own mind. J. Martineau.
• FIRSTBORN
  First brought forth; first in the order of nativity; eldest; hence, most excellent; most distinguished or exalted.
• ANTERIOR
  1. Before in time; antecedent. Antigonus, who was anterior to Polybius. Sir G. C. Lewis. 2. Before, or toward the front, in place; as, the anterior part of the mouth; -- opposed to posterior. Note: In comparative anatomy, anterior often signifies
• SEGMENTED
  Divided into segments or joints; articulated.
• ANTERIORLY
  In an anterior manner; before.
• COLEOPTERAL; COLEOPTEROUS
  Having wings covered with a case or sheath; belonging to the Coleoptera.
• PROTHORAX
  The first or anterior segment of the thorax in insects. See Illusts. of Butterfly and Coleoptera.
• CEPHALOTHORAX
  The anterior portion of any one of the Arachnida and higher Crustacea, consisting of the united head and thorax.
• HAEMATOTHORAX
  See HEMOTHORAX
• BISEGMENT
  One of tow equal parts of a line, or other magnitude.
• TROILUS BUTTERFLY
  A large American butterfly . It is black, with yellow marginal spots on the front wings, and blue on the rear.
• HEADFIRST; HEADFOREMOST
  With the head foremost.
• PYOPNEUMOTHORAX
  Accumulation of air, or other gas, and of pus, in the pleural cavity.
• PNEUMATOTHORAX
  See PNEUMOTHORAX
• HYDROTHORAX
  An accumulation of serous fluid in the cavity of the chest.
• MESOTHORAX
  The middle segment of the thorax in insects. See Illust. of Coleoptera.