Definition of perithecium in English:
perithecium
nounPlural perithecia ˌpɛrɪˈθiːsɪəmˌpɛrəˈθiʃiəm
Botany (in some fungi) a round or flask-shaped fruiting body with a pore through which the spores are discharged.
Example sentencesExamples
- Inside the perithecium, the developing asci are immersed in maternal tissue.
- A spore leaving the perithecium travels nearly straight up at first.
- When the internal contents of these perithecia were inspected, only a few minute asci were observed.
- Features of the spores and the perithecium in which they occur suggest that this may be a fossil species of Savoryella.
- All these steps take place in a specialized fruiting structure, the perithecium.
Origin
Mid 19th century: modern Latin, from peri- 'around' + Greek thēkē 'case'.
Definition of perithecium in US English:
perithecium
nounˌperəˈTHēSHēəmˌpɛrəˈθiʃiəm
Botany (in some fungi) a round or flask-shaped fruiting body with a pore through which the spores are discharged.
Example sentencesExamples
- When the internal contents of these perithecia were inspected, only a few minute asci were observed.
- Features of the spores and the perithecium in which they occur suggest that this may be a fossil species of Savoryella.
- A spore leaving the perithecium travels nearly straight up at first.
- All these steps take place in a specialized fruiting structure, the perithecium.
- Inside the perithecium, the developing asci are immersed in maternal tissue.
Origin
Mid 19th century: modern Latin, from peri- ‘around’ + Greek thēkē ‘case’.