fluctuate
91dormancy — /dawr meuhn see/, n. the state of being dormant. [1780 90; DORM(ANT) + ANCY] * * * ▪ biology Introduction state of reduced metabolic activity adopted by many organisms under conditions of environmental stress or, often, as in winter, when… …
92ecology — ecological /ek euh loj i keuhl, ee keuh /, ecologic, adj. ecologically, adv. ecologist, n. /i kol euh jee/, n. 1. the branch of biology dealing with the relations and interactions between organisms and their environment, including other organisms …
93exchange rate — the ratio at which a unit of the currency of one country can be exchanged for that of another country. Also called rate of exchange. [1895 1900] * * * Price of one country s money in relation to another s. Exchange rates may be fixed or flexible …
94float — /floht/, v.i. 1. to rest or remain on the surface of a liquid; be buoyant: The hollow ball floated. 2. to move gently on the surface of a liquid; drift along: The canoe floated downstream. 3. to rest or move in a liquid, the air, etc.: a balloon… …
95river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …
96sway — swayable, adj. swayer, n. swayingly, adv. /sway/, v.i. 1. to move or swing to and fro, as something fixed at one end or resting on a support. 2. to move or incline to one side or in a particular direction. 3. to incline in opinion, sympathy,… …
97Treasury bill — an obligation of the U.S. government represented by promissory notes in denominations ranging from $1000 to $1,000,000, with a maturity of about 90 days but bearing no interest, and sold periodically at a discount on the market. Also, treasury… …
98tundra — /tun dreuh, toon /, n. one of the vast, nearly level, treeless plains of the arctic regions of Europe, Asia, and North America. [1835 45; < Russ túndra < Lappish; cf. Kola Lappish tundar flat elevated area] * * * Treeless, level or rolling ground …
99agricultural economics — Introduction study of the allocation, distribution, and utilization of the resources used, along with the commodities produced, by farming. Agricultural economics plays a role in the economics of development, for a continuous level of farm… …
100Space — • The idea of space is one of the most important in the philosophy of the material world; for centuries it has preoccupied and puzzled philosophers and psychologists Catholic Encyclopedia. Kevin Knight. 2006. Space Space …
