| hoe | 1. A tool chiefly for digging up weeds, and arranging the earth about plants in fields and gardens. It is made of a flat blade of iron or steel having an eye or tang by which it is attached to a wooden handle at an acute angle. 2. <zoology> The horned or piked dogfish. See Dogfish. Dutch hoe, one having the blade set for use in the manner of a spade. Horse hoe, a kind of cultivator. Origin: OF. Hoe, F. Houe; of German origin, cf. OHG. Houwa, howa, G. Haue, fr. OHG. Houwan to hew. See Hew to cut. Source: Websters Dictionary (01 Mar 1998) |
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| hoe excavator | A single-beveled dental excavator, with the blade at an angle to the axis of the handle and the cutting edge perpendicular to the plane of the angle. (05 Mar 2000) |
| hoe scaler | A hoe-shaped scaler with a very short blade. (05 Mar 2000) |
| hoe-33258 | <chemical> 2-(2-(4-hydroxyphenyl)-6-benzimidazolyl)-6-(1-methyl-4-piperazyl)-benzimidazole trihydrochloride. A benzimidazole antifilarial agent; it is fluorescent when it binds to certain nucleotides in DNA, thus providing a tool for the study of DNA replication; it also interferes with mitosis. Pharmacological action: filaricides, fluorescent dyes. Chemical name: Phenol, 4-(5-(4-methyl-1-piperazinyl)(2,5'-bi-1H-benzimidazol)-2'-yl)-, trihydrochloride (12 Dec 1998) |
| Hoechst 33258 | <chemical> A fluorescent dye that is a specific stain for DNA and can therefore be used to visualise chromosomes and to monitor animal cell cultures for contamination by microorganisms such as mycoplasma. (18 Nov 1997) |
| Hoechst 33342 | <chemical> A fluorescent dye that is a specific stain for DNA and is often used to stain the functioning vasculature in in vivo models. The dye is injected intravenously and the tumour excised 1 minute later. (05 May 1997) |
| hoemother | <zoology> The basking or liver shark. Synonym: homer. See Liver shark, under Liver. Origin: A local Orkney name; cf. Icel.har. Source: Websters Dictionary (01 Mar 1998) |
| Hoeppli, Reinhard | <person> German parasitologist, *1893. See: Splendore-Hoeppli phenomenon. (05 Mar 2000) |
| high-hoe | <zoology> The European green woodpecker or yaffle. Alternative forms: high-hoo. Source: Websters Dictionary (01 Mar 1998) |
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