circulation of sap

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• Circulation — Cir cu*la tion, n. [L. circulatio: cf. F. circulation.] 1. The act of moving in a circle, or in a course which brings the moving body to the place where its motion began. [1913 Webster] This continual circulation of human things. Swift. [1913… …   The Collaborative International Dictionary of English

• circulation — [sʉr΄kyo͞o lā′shən, sʉr΄kyəlā′shən] n. [ME circulacioun < L circulatio: see CIRCULATE] 1. free movement around from place to place, as of air in ventilating 2. the act of moving around in a complete circuit; specif., the movement of blood out… …   English World dictionary

• circulation — circulable /serr kyeuh leuh beuhl/, adj. /serr kyeuh lay sheuhn/, n. 1. an act or instance of circulating, moving in a circle or circuit, or flowing. 2. the continuous movement of blood through the heart and blood vessels, which is maintained… …   Universalium

• circulation — /sɜkjəˈleɪʃən / (say serkyuh layshuhn) noun 1. the act of circulating or moving in a circle or circuit. 2. the recurrent movement of the blood through the various vessels of the body. 3. any similar circuit or passage, as of the sap in plants. 4 …  

• circulation — n. 1 a movement to and fro, or from and back to a starting point, esp. of a fluid in a confined area or circuit. b the movement of blood from and to the heart. c a similar movement of sap etc. 2 a the transmission or distribution (of news or… …   Useful english dictionary

• circulation — cir•cu•la•tion [[t]ˌsɜr kyəˈleɪ ʃən[/t]] n. 1) an act or instance of circulating 2) phl the continuous movement of blood through the heart and blood vessels, maintained chiefly by the action of the heart 3) any similar circuit, passage, or flow,… …   From formal English to slang

• Pteridophyta — Vascular Vas cu*lar, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See {Vase}, and cf. Vessel.] [1913 Webster] 1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels;… …   The Collaborative International Dictionary of English

• Vascular — Vas cu*lar, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See {Vase}, and cf. Vessel.] [1913 Webster] 1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels; specifically …   The Collaborative International Dictionary of English

• Vascular plants — Vascular Vas cu*lar, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See {Vase}, and cf. Vessel.] [1913 Webster] 1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels;… …   The Collaborative International Dictionary of English

• Vascular system — Vascular Vas cu*lar, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See {Vase}, and cf. Vessel.] [1913 Webster] 1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels;… …   The Collaborative International Dictionary of English

• Vascular tissue — Vascular Vas cu*lar, a. [L. vasculum a small vessel, dim. of vas vessel: cf. F. vasculaire. See {Vase}, and cf. Vessel.] [1913 Webster] 1. (Biol.) (a) Consisting of, or containing, vessels as an essential part of a structure; full of vessels;… …   The Collaborative International Dictionary of English