Beta Definition–noun | 1. | the second letter of the Greek alphabet (β, B). | | 2. | the consonant sound represented by this letter. | | 3. | (initial capital letter ) Astronomy. a star that is usually the second brightest of a constellation: The second brightest star in Taurus is Beta Tauri. | | 4. | Chemistry. | a. | one of the possible positi
105e
ons of an atom or group in a compound. | | b. | one of two or more isomeric compounds. | | | 5. | the second of any series, as in chemistry or physics. | | 6. | Also called beta coefficient, beta line. Stock Exchange. an arbitrary measure of the volatility of a given stock using an index of the volatility of the market as a whole: A beta of 1.1 indicates a stock that is 10 percent more volatile than the market. | | 7. | (initial capital letter) Trademark. a brand of tape format for VCR tape, incompatible with other formats. Compare VHS. | | 8. | Chiefly British. a grade showing that a student is in the middle or second of three scholastic sections in a class. Compare alpha (def. 7), gamma (def. 9). | |
From Dictionary
Fish Definition–noun | 1. | any of various cold-blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with scales. | | 2. | (loosely) any of various other aquatic animals. | | 3. | the flesh of fishes used as food. | | 4. | Fishes, Astronomy, Astrology. the constellation or sign of Pisces. | | 5. | Informal. a person: an odd fish; a poor fish. | | 6. | a long strip of wood, iron, etc., used to strengthen a mast, joint, etc. | | 7. | Cards Slang. an incompetent player whose incompetence can be exploited. | | 8. | Slang. a dollar: He sold the car for 500 fish. | | 9. | Slang. a new prison inmate. | –verb (used with object) | 10. | to catch or attempt to catch (any species of fish or the like). | | 11. | to try to catch fish in (a stream, lake, etc.): Let's fish the creek. | | 12. | to draw, as by fishing (often fol. by up or out): He fished a coin out of his pocket for the boy. | | 13. | to search through, as by fishing. | | 14. | Nautical. | a. | to secure (an anchor) by raising the flukes. | | b. | to reinforce (a mast or other spar) by fastening a spar, batten, metal bar, or the like, lengthwise over a weak place. | | –verb (used without object) | 15. | to catch or attempt to catch fish, as by angling or drawing a net. | | 16. | to search carefully: He fished through all his pockets but his wallet was gone. | | 17. | to seek to obtain something indirectly or by artifice: to fish for compliments; to fish for information. | | 18. | to search for or attempt to catch onto something under water, in mud, etc., by the use of a dredge, rake, hook, or the like. | | 19. | to attempt to recover detached tools or other loose objects from an oil or gas well. | —Verb phrase | 20. | fish out, to deplete (a lake, stream, etc.) of fish by fishing. | —Idioms | 21. | drink like a fish, to drink alcoholic beverages to excess: Nobody invites him out because he drinks like a fish. | | 22. | fish in troubled waters, to take advantage of troubled or uncertain conditions for personal profit. | | 23. | fish or cut bait, to choose a definite course of action, esp. to decide whether to participate in or retreat from an activity. | | 24. | fish out of water, a person out of his or her proper or accustomed environment: He felt like a fish out of water in an academic atmosphere. | | 25. | neither fish nor fowl, having no specific character or conviction; neither one nor the other. | | 26. | other fish to fry, other matters requiring attention: When it was time to act, they had other fish to fry. | |
From Dictionary
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Hemoglobin is the oxygen carrier in all vertebrates and some invertebrates. In oxyhemoglobin (HbO2), which is bright red, the ferrous ion (Fe2+) is bound to the four nitrogen atoms of porphyrin; the ...
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Many millions of tons of edible fish and shellfish are taken from the oceans each year. Yet, the food-producing potential of the sea is considerably greater than this. The prevailing methods by which ...
protein
About 50 percent of the proteins of egg white are composed of ovalbumin, which is easily obtained in crystals. Its molecular weight is 46,000 and its amino acid composition differs from that of serum ...
hormone
This hormone, secreted by the pars intermedia region of the pituitary gland, regulates colour changes in animals by promoting the concentration of pigment granules in pigment-containing cells ...
evolution
A distinction has to be made between resemblances due to propinquity of descent and those due only to similarity of function. As discussed above in the section The evidence for evolution: Structural ...
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Because they can be stored in the liver and fatty tissue, fat-soluble vitamins, particularly vitamins A and D, have more potential for toxicity than do water-soluble vitamins, which, with the ...
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Two types of gonadal hormone, estrogens and progestins () are secreted in the female mammal. Estrogens are substances that evoke the cyclical onset of heat, or estrus, during which the animal is ...
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