Synonym: forerunner, harbinger, herald. Similar words: cursor, recur, recurrent, secure, sinecure, security, recuse, excursion. Meaning: [‚prɪ'kɜrsə(r) /-'kɜːs-] 
n. 1. a substance from which another substance is formed (especially by a metabolic reaction) 2. a person who goes before or announces the coming of another 3. an indication of the approach of something or someone.
n. 1. a substance from which another substance is formed (especially by a metabolic reaction) 2. a person who goes before or announces the coming of another 3. an indication of the approach of something or someone. 
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(181) The class II terpene synthase producing syn-copalyl diphosphate from the universal diterpenoid precursor geranylgeranyl diphosphate was also mapped to this same region.
(182) Alhazen also invented the camera obscura, a precursor to the modern camera.
(183) Diosgenin is the hydrolyzed material of dioscin and the precursor substance of several important endogenous steroids.
(184) WO3 electrochromic films were prepared on ITO glass substrates by the sol-gel method. The precursor sodium tungstate was converted into tungstenic acid by cation-exchange.
(185) The precursor of dinosteranes were dinoflagellate algae developed in the saline and brackish water environments.
(186) The growth velocity of the crystal depends on the undercooling, temperature gradient and original particles in the precursor.
(187) Suspension is a blow to Syria's claim to be the beating heart of pan-Arabism. And isolation could be a precursor to recognising the Syrian National Council, the umbrella group of the opposition.
(188) Higher education service has several features such as goal particularity, production and expense synchrony, quasi-public, precursor and lag behind, systematic characteristic and mentality.
(189) The campaign began in disappointing fashion with a 3-2 home defeat by Watford but that early set-back proved the precursor to promotion.
(190) Allingham joined the Royal Naval Air Service — precursor to the Royal Air Force — in 1915, and a year later took part in the Battle of Jutland, the war's largest naval battle.
(191) The precursor protein coding by Juema pig′s growth hormone gene contained 216 amino acids, and maturation protein was a secretory protein consisting of 190 amino acid residue.
(192) Androgens in women either derive from direct ovarian production or from peripheral conversion of the adrenal sex steroid precursor, dehydroepiandrosterone, towards active androgens.
(193) It is believed that the present technological index of precursor prediction fibre number and conditioned weight fib re number has some defects and needs revising.
(194) To show his respect for his honored guests. Montezuma served them "chocolate, " a bitter drink that was the precursor of modern chocolate.
(195) After studying coke reaction mechanism and vapor - liquid - water three - phase equilibrium, we think that the coke is produced by coke precursor in convection section of cracking furnace.
(196) Trilobal polycarbosilane ( PCS ) fibers were prepared by melt spinning PCS precursor through Y shaped spinneret.
(196) Sentencedict.com try its best to collect and create good sentences.
(197) The functions of the mitochondria and yolk precursor granules during vitellogenesis process are discussed in this paper.
(198) The precursor of the modern car was a horseless carriage with a petrol engine.
(199) Hyman Minsky and James Tobin credited Fisher's Debt-Deflation Theory as a crucial precursor of their theories of macroeconomic financial instability.
More similar words: cursor, recur, recurrent, secure, sinecure, security, recuse, excursion, recourse, recuperate, oppressor, precede, precise, precept, precinct, precious, imprecise, preceding, precedent, prerecord, precisely, precarious, depreciate, precaution, precocious, preclusion, appreciate, deprecation, to be precise, appreciated.