A delta is an area of low, flat land shaped like a triangle, where a river splits and spreads out into several branches before entering the sea.
...the Mississippi delta.
delta in British English
(ˈdɛltə)
noun
1.
the fourth letter in the Greek alphabet (Δ, δ), a consonant transliterated as d
2.
an object resembling a capital delta in shape
3. (capital when part of name)
the flat alluvial area at the mouth of some rivers where the mainstream splits up into several distributaries
the Mississippi Delta
4. mathematics
a finite increment in a variable
Derived forms
deltaic (dɛlˈteɪɪk) or deltic (ˈdeltic)
adjective
Word origin
C16: via Latin from Greek, of Semitic origin; compare Hebrew dāleth
Delta in British English1
(ˈdɛltə)
noun
1. (foll by the genitive case of a specified constellation)
usually the fourth brightest star in a constellation
2.
any of a group of US launch vehicles used to put unmanned satellites into orbit
3. communications
a code word for the letter d
Delta in British English2
(ˈdɛltə)
noun
a state of Nigeria, on the Niger river delta on the Gulf of Guinea. Capital: Asaba. Pop: 4 098 391 (2006). Area: 17 698 sq km (6833 sq miles)
delta in American English
(ˈdɛltə)
noun
1.
the fourth letter of the Greek alphabet (Δ, δ)
2.
something in the shape of a delta (Δ); specif., a tract of flat land, usually triangular, formed by deposits of soil and sand at the mouth of a large river
adjective
3. [usuallyD-]
of, in, or from the Delta
Delta blues
4. Chemistry
see alpha
Idioms:
the Delta
Derived forms
deltaic (delˈtaic) (dɛlˈteɪɪk)
adjective
Word origin
L < Gr delta, of Sem orig., as in Heb dāleth, 4th letter of the alphabet, lit., door
Examples of 'delta' in a sentence
delta
The value of an option is linked to the value of the underlying asset by the option delta.
Charles A. D'Ambrosio & Stewart D. Hodges & Richard Brealey & Stewart Myers Principles of Corporate Finance (1991)
So you can hedge against risk by taking offsetting positions in the option and in delta units of the underlying asset.
Charles A. D'Ambrosio & Stewart D. Hodges & Richard Brealey & Stewart Myers Principles of Corporate Finance (1991)
This is a native of the Mekong river delta in Vietnam.
Times, Sunday Times (2009)
After that, I got turned on to delta blues.
Times, Sunday Times (2012)
Word lists with
delta
Greek, code words
In other languages
delta
British English: delta NOUN
A delta is an area of low, flat land shaped like a triangle, where a river splits and spreads out into several branches before entering the sea.
It is much easier to dam up a river near the source than near the delta.
American English: delta
Brazilian Portuguese: delta
Chinese: > 三角洲河流的
European Spanish: delta
French: delta
German: Delta
Italian: delta
Japanese: 三角州
Korean: 삼각주
European Portuguese: delta
Latin American Spanish: delta
All related terms of 'delta'
delta ray
a particle , esp an electron , ejected from matter by ionizing radiation
the Delta
low-lying region in NW Miss ., extending eastward from the Mississippi River
Delta blues
a style of blues originating in the Mississippi Delta , typically featuring slide guitar and harmonica
Delta Force
(in the US) an é lite army unit involved in counterterrorist operations abroad
delta iron
an allotrope of iron that exists between 1400°C and the melting point of iron and has the same structure as alpha iron
delta stock
any of the fourth rank of active securities on the Stock Exchange . Market makers need not display prices of these securities continuously and any prices displayed are taken only as an indication rather than an offer to buy or sell
delta wave
any of the slowest electrical brain waves, having frequencies less than four hertz and indicating, in adults , deep sleep or brain disease
delta wing
a triangular sweptback aircraft wing
delta rhythm
the normal electrical activity of the cerebral cortex during deep sleep , occurring at a frequency of 1 to 4 hertz and detectable with an electroencephalograph
delta-winged
(of an aircraft) having a triangular sweptback wing
Mekong Delta
→ the Mekong Delta
delta particle
a very short-lived hyperon
Kronecker delta
a function of two variables , i and j , that has a value of zero unless i = j , when it has a value of unity
delta connection
a connection used in a three-phase electrical system in which three elements in series form a triangle , the supply being input and output at the three junctions
Mississippi Delta
an area between the Mississippi and Yazoo rivers in the northwest of the state of Mississippi; it is very flat and fertile
the Mekong Delta
the area where the Mekong River empties into the sea through distributaries
Okavango Basin
a river in SW central Africa, rising in central Angola and flowing southeast , then east as part of the border between Angola and Namibia , then southeast across the Caprivi Strip into Botswana to form a great marsh known as the Okavango Basin , Delta or Swamp . Length: about 1600 km (1000 miles)