plant hormone

Any of various hormones produced by plants that control or regulate germination, growth, metabolism, or other physiological activities. Also called phytohormone.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

plant hormone - (botany) a plant product that acts like a hormone

growth regulator, phytohormone

phytology, botany - the branch of biology that studies plants

auxin - a plant hormone that promotes root formation and bud growth

gibberellin - a plant hormone isolated from a fungus; used in promoting plant growth

cytokinin, kinin - any of a class of plant hormones that promote cell division and delay the senescence of leaves

plant product - a product made from plant material

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References in periodicals archive

They also identified trigonelline -- a plant hormone -- as the active component in Sakurajima Daikon that appears to promote a cascade of changes in coronary blood vessels resulting in improved nitric oxide production.

Eating radish may prevent heart disease, stroke: Study

They also identified trigonelline, a plant hormone, as the active component in Sakurajima Daikon that appears to promote a cascade of changes in coronary blood vessels resulting in improved nitric oxide production.-- IANS

Eating radish may prevent heart disease and stroke

Application of appropriate plant hormone concentrations to the base of cuttings is extremely important for asexual propagation via cuttings, and optimal concentrations vary across fruit species (HARTMANN et al., 2011).

Rooting of black raspberry with plant growth regulator/Enraizamento de estacas caulinares da framboeseira-negra com o uso de fitormonios

"So when the plant hormone is low, we get seeds set on every single one of the flowers.

New study aims to tripleing number of grains in sorghum, other crops

Ethylene is a gaseous plant hormone that has been related to the fruit ripening, senescence, flowering, and in several processes involving in the perception and signaling of external stimulus (Tsuchisaka et al., 2009; Davies, 2010; Taiz & Zeiger, 2013).

In vitro development of sugarcane seedlings using ethephon or gibberellin

As the results of the analysis shown in Table 2, we observed 19 differential genes in the plant hormone signal transduction pathway (ko04075).

Transcriptome Analysis of Two Different Developmental Stages of Paeonia lactiflora Seeds

Basically, ethylene is a plant hormone. Our word "hormone" derives from the Greek "hormon" meaning "to set in motion" and that is just what ethylene does.

With apples, ethylene gas can be rotten to the core

Zeatin is plant hormone that accelerate plant growth and cell division.

Moringa the tremendous medicinal tree

Indole acetic acid (IAA) is the most common, naturally-occurring, plant hormone of the auxin class.

Effect of foliar application of indole acitic acid and N fertilization levels on growth, yield, nutrients content and some physiological compositions of wheat plants