(n.) One who, or that which, gives food or supplies nourishment; steward.
(n.) One who furnishes incentives; an encourager.
(n.) One who eats or feeds; specifically, an animal to be fed or fattened.
(n.) One who fattens cattle for slaughter.
(n.) A stream that flows into another body of water; a tributary; specifically (Hydraulic Engin.), a water course which supplies a canal or reservoir by gravitation or natural flow.
(n.) A branch railroad, stage line, or the like; a side line which increases the business of the main line.
(n.) A small lateral lode falling into the main lode or mineral vein.
(n.) A strong discharge of gas from a fissure; a blower.
(n.) An auxiliary part of a machine which supplies or leads along the material operated upon.
(n.) A device for supplying steam boilers with water as needed.
Example Sentences:
(1) The early absolute but transient dependence of these A-MuLV mast cell transformants on a fibroblast feeder suggests a multistep process in their evolution, in which the acquisition of autonomy from factors of mesenchymal cell origin may play an important role.
(2) In cultures of medium ML-15 containing a feeder layer of Dog Sarcoma (DS) cells larvae successfully moulted and showed a small but significant increase in length.
(3) Type II cells cultured on floating feeder layers in medium containing 1% CS-rat serum and 10(-5) M hydrocortisone plus 0.5 mM dibutyryl cyclic AMP exhibited significantly increased incorporation of [14C]acetate into total lipids (238% of control).
(4) Dopamine, 5-hydroxydopamine (5-OHDA), 6-hydroxydopamine (6-OHDA), 5-hydroxytryptamine (5-HT), 5,6-dihydroxytryptamine (5,6-DHT) and 5,7-dihydroxytryptamine (5,7-DHT) killed the parasites in vitro, using a fibroblast feeder layer cell culture system, in four to 48 hours at concentrations of 10(-5)-10(-7) M. The 5-OHDA, 6-OHDA, 5,6-DHT and 5,7-DHT were also effective in vivo when tested by intraperitoneal injection of infected mice.
(5) This feeder cell system is proposed as an in vitro model for epithelial wound healing.
(6) Because ammocoetes are burrowing filter feeders, this startle behavior results in rapid withdrawal of the head into the burrow.
(7) This feeder layer technique is very simple and flexible and could have wide applicability.
(8) It turned out to require additional stimulation by hemopoietic feeder cells: by irradiated marrow cells and spleen cells if they possess megakaryocytes and platelets or by platelets from the blood.
(9) Keratinocytes were plated onto tissue culture dishes using one of three basic serum-free media protocols; a) with no feeder layer in keratinocyte growth medium (KGM); b) onto mitomycin C-treated 3T3 mouse embryo fibroblasts; or c) onto mitomycin C-treated dermal human fibroblasts.
(10) The alginate matrix permits efficient cloning in limited incubator space, without the use of a feeder layer, and with minimal amount of medium.
(11) Obliteration of the AVM was accomplished by therapeutic embolization with placement of coils or balloons in the feeder vessels.
(12) MCBFV in MCA on the feeder side was statistically significant higher in those patients with large AVM (greater than 4 cm) size (p less than 0.01).
(13) Usually it is not possible to cure DAVMs by embolization alone: the approach now used for the main feeders arising from branches of the internal carotid and vertebral arteries is inadequate.
(14) One hundred fifty feeder steers (mean body weight, 195 kg) were assigned to 1 of 3 transport groups and were deprived of feed and water (fasted) for 24 hours.
(15) The day of the experiment a microdialysis probe was inserted in the prefrontal cortex (PFC) of the rats and dialysates were collected every 20 minutes while the light and the feeder were off.
(16) The application of argon blue-green laser treatment at 0.1 watt for 60 seconds at two adjacent points on a feeder vessel was found to give rise to permanent vascular occlusion without causing complications.
(17) Whereas the cells from one patient formed colonies in the absence of exogenous stimuli, the cells from others were dependent on the addition of feeder leukocytes plus IL 2.
(18) Control CFU-GMs were also inhibited when they were cultured over feeder layers containing patients' BM cells (P less than .001).
(19) Such are the employability benefits associated with a Cambridge education that increasing numbers are sending their children to the various “ feeder schools ” around the city to boost their chances of a successful application.
(20) In the flocks included in the necropsy survey, annual mortality among adult and feeder sheep was estimated to be three percent.
Weeder
Definition:
(n.) One who, or that which, weeds, or frees from anything noxious.
Example Sentences:
(1) It is clear that all references to it which were in the files released on Friday have been obscured by Whitehall's weeders.
(2) Women are in a difficult position as both planters and weeders of maize and as caretakers of the ill AIDS patients.
(3) We can just start to build these things.” He thinks smaller-scale machines, such as laser weeders and drones, will have broader appeal than large-scale harvesting and sowing technology on farms today.
(4) Many of the files are redacted, with passages recently removed by Whitehall weeders.
(5) Official weeders have taken out some pages and passages, partly to protect the name of informants.
(6) Most patches and hand washes from applicators and weeders contained measurable amounts of glyphosate.
(7) The applicators, weeders, and scouts monitored all wore normal work clothing, which for applicators was a protective suit, rubber gloves and boots.