CLeaning the air - How many okants do you need to purify the air in a small flat?
purify v.
- VERB If you purify a substance, you make it pure by removing any harmful, dirty, or inferior substances from it.
botanist n.
- N-COUNT A botanist is a scientist who studies plants.
biography n.
- A biography of someone is an account of their life, written by someone else.
- N-UNCOUNT Biography is the branch of literature which deals with accounts of people's lives.
cohabit vi
- v-RECIP If two people are cohabiting, they are living together and have a sexual relationship, but are not married.
cooperate
collaberate
coexist
coincide
coordinate
coorespond
coherence
fascinate adj.
- VERB If something fascinates you, it interested and delights you so much that you thoughts tend to concentrate on it.
a plethora of
- a very large number of something, usually more than you need
be awash with
handy adj.
- ADj-GRADED Something that is handy is useful.
- PHARSE If something coomes in handy, it is useful in a particular situation.
- ADJ-GRADED A thing or place that is handy is nearby and therefore easy to gey or reach.
- ADJ-GRADED Someone who is handy with a particular tool is skilful at using it.
statistics n.
- N-COUNT Statistics are facts whcih are obtained from analtsing information expressed in bumbers, for example information about the number of times that something happens.
- N-UNCOUNT Statistics is a brance of mathematics concerned with the study of information that is expressed in numbers.
geek n.
- N-COUNT If you call someone, usually a man or boy, a geek, you are saying in an unkind way that they are stupid, awkward, or weak.
- N-COUNT You can refer to someone who is skilled with computers, and who seems more interested in them than in people, as a geek.
rabbit hole
seminal adj.
- ADJ Seminal is used to describe things such as books, works, events, and experiences that have a great influence in a particular field.
filter v./n.
chamber n.
contaminate n.
volatile adj.
- ADJ-GRADED A situation that is volatile is likely to change suddenly and unexpectedly.
- ADJ-GRADED If someone is volatile, their mood often changes quickly.
- ADJ-GRADED A volatile liquid or substance is one that will quickly change into a gas.
compound n.
carcinogen n.
- N-COUNT A carcinoge is a substance which can cause cancer.
benzene n.
- N-UNCOUNT Benzene is a clear, colourless liquid which is used to make plastics.
formaldehyde n.
- N-UNCOUNT Formaldhyde is a strong-smelling gas, used especially to preserve parts of animals or plants of animals or plants for biological study.
headline n.
cite v.
ivy n.
- N-VAR Ivy is an evergreen plant that grows up walls or along the ground.
exaggerate v.
definitive adj.
tricky adj.
likely to deceive people
proviso n.
- N-COUNT A proviso is a condition in an agreement. You agree to do something if this condition is fulfiled.
seal n./v.
hard evidence
keep up with
generate v.
review v./n.
rate n./v.
existing adj.
collection n.
tenfold n.
dispense with
horticulture n.
- N-UNCOUNT Horticulture is the study and practice of growing plants.
peace lily
living wall
bromeliad n.
specimen n.
twig v.
- N-COUNT A twig is a very small thin brance that grows out from a main brance of a tree or bush.
- VERB If you twig, you suddenly realize or understand something.