1A compact knoblike growth on a plant that develops into a leaf, flower, or shoot.
- Flower meristem, flower buds, and leaves from green and 2 d-etiolated plants were analysed for ATP and ADP contents.
- In addition, they have four or five scaly leaves with lateral buds on their epicotyl.
- The new winter flowering pansies seemed to be raring to go when we planted them on Sunday and are already showing signs of leaf growth and new flower buds.
1.1 Biology An outgrowth from an organism (e.g., a yeast cell) that separates to form a new individual without sexual reproduction taking place.
- At this point, 60% of the cells had large buds that continued to elongate with prolonged incubation.
- Careful examination of serial sections failed to ascertain the presence of true meristematic cells in these atrophied buds.
- Moreover, in flocculent strains such as 1278b it is difficult to distinguish between two adherent cells and a cell with a large bud.
1.2 [with modifier] Zoology (Of an animal) a rudimentary leg or other appendage that has not yet grown, or never will grow, to full size.
- Around the 8th week after conception, oval-shaped tooth buds consisting of cells form in the embryo.
- At this time the limb bud can undergo as much as a three-fold increase in size.
- At the time of tooth bud formation, each tooth begins a continuous movement outward in relation to the bone.
verb (buds, budding, budded)[no object] Biology Back to top
1(Of a plant or animal) form a bud: new blood vessels bud out from the vascular bed [with object]: tapeworms bud off egg-bearing sections from their tail end
More example sentences
- A dancer's career is in any case as brief as that of a spring flower - it buds, it blooms, it fades, leaving behind just the fleet fragrance of memories.
- Mitochondria are dynamic structures, constantly changing shape, budding and fusing.
- Inland, willows are budding and azaleas are blooming.
1.1 [with object] Graft a bud of (a plant) onto another plant.
- Most roses are budded onto a hardy rootstock, so there will be a ‘neck’ that's about 4 inches long just above the roots.
- The most vulnerable point on most rose plants is the bud union - the point at which the rose variety was budded onto a rootstock.
- Most plants that were imported from France and Israel, were budded onto Rosa indica major (referred to as ‘Indica’) selections.
late Middle English: of unknown origin.
- (Of a plant) having newly formed buds.Example sentences
- During a field visit the following spring, approximately 100 plants were observed, mostly in bud, on a seasonally moist, sandy substrate with vegetation mowed on a regular basis.
- You can buy the bulbs and pot them up or plants will be available in bud.
- Oil is strongest when the plant is in bud but before flowers open.
nounNorth American informal
A form of address, usually to a boy or man, used especially when the name of the one being addressed is not known: listen, bud, I saw you there with my own eyes
More example sentences
- Well, I'll tell ya, bud, until you find yourself a prince who will take you away from all this, it's not about you.
- He dragged his bags past us, and giving a distasteful look at me said, ‘Want some advice, bud?’
- That's a very interesting theory there, bud.
mid 19th century: abbreviation of buddy.