Definition of aerenchyma in English:
aerenchyma
noun ɛːˈrɛŋkɪməˌeˈreNGkəmə
mass nounBotany A soft plant tissue containing air spaces, found especially in many aquatic plants.
Example sentencesExamples
- Fusoid cells are characteristically found only in bamboos, and have been considered as aerenchyma tissues.
- In waterlogged soils, plants strongly influence soil oxygen availability by transporting oxygen through aerenchyma to soils.
- Oxygen transport from above-ground parts to roots of wetland plants is facilitated by aerenchyma.
- Programmed cell death also takes place in the cortex of adventitious roots to form aerenchyma.
- There are large intercellular spaces between the irregular cells, and the parenchyma looks like aerenchyma.
Derivatives
adjective
Botany In cross-section, they form a ring of tubes inserted at the periphery of aerenchymatous tissue.
Example sentencesExamples
- Multi-layered exodermis encircled the aerenchymatous cortex with air cavities.
- Their roots are thus more open to aerenchymatous modification through secondary growth.
- The petiole is a cylindrical shell composed of compact unlignified tissue with a honeycomb aerenchymatous core.
- Aerenchyma and aerenchymatous adventitious roots are formed.
Origin
Late 19th century: from Greek aēr 'air' + enkhuma 'infusion'.