Useful Word of the Day 2021

An online resource to enrich English vocabulary, its words are selected from news, TV, and the Internet, you can study with flexible review patterns.
 Word of the Day
If she vaccinated these mice with one of the neoantigens targeted by the suppressed T cells, she could rejuvenate those T cell populations. - MIT News
New word picture
neoantigen   Speak
n.  a new protein that forms on cancer cells when certain mutations occur in tumor DNA

rejuvenate   Speak
v.  give new energy or vigor to; revitalize
Added on: 2021-09-18
 Review ListLatest 30 Words   Latest 100 Words  
30 Words list: 2021-09-16, 2021-07-29
proliferate   Speak
v. increase rapidly in numbers; multiply
burden   Speak
n. the amount of growth or substance present in a human or animal body or test sample
The T cells proliferate more, they target the tumors better, and we see an overall decrease in lung tumor burden in our mouse model as a result of the therapy.
revolutionize   Speak
v. change (something) radically or fundamentally
come down to   Speak
v. be dependent on a specified factor
It really came down to which one would revolutionize the way that we make superconducting magnets, and which one was easier to build.
on track   Speak
a. acting or thinking in a way that is likely to achieve what is required
confine   Speak
v. keep or restrict someone or something within certain limits of
The collaboration is on track to build the world's first fusion device that can create and confine a plasma that produces more energy than it consumes.
prone   Speak
a. likely to suffer from, do, or experience something, typically something regrettable or unwelcome
periphery   Speak
n. the outer limits or edge of an area or object
Growing up in hazard-prone cities, she noticed that this vulnerability was always at the periphery; today, she’s studying it with the aim of promoting more hazard-resilient communities.
impactful   Speak
a. having a major impact or effect
engage with   Speak
v. get involved with other people and their ideas in order to understand them
Her research has taken her across the country to attend impactful conferences and allowed her to engage with prominent experts in the realm of resilience.
synapses   Speak
n. the site of transmission of electric nerve impulses between two nerve cells
At each of the billions of synapses in the human nervous system, one neuron sends a chemical message and the next one receives it, just like two friends texting.
image   Speak
v. make appear, project
alignment   Speak
n. arrangement in a straight line, or in correct or appropriate relative positions
After removing a piece of genetic code, they can image the fly’s synapses to see if there was a change in the alignment of the chemical receptors.
amputation   Speak
n. the action of surgically cutting off a limb
prosthetic   Speak
n. an artificial body part
come a long way   Speak
v. make significant progress
For the more than 5 million people in the world who have undergone an upper-limb amputation, prosthetics have come a long way.
tactile   Speak
a. of or connected with the sense of touch
residual   Speak
a. remaining after the greater part or quantity has gone
The researchers found the prosthetic, designed with a system for tactile feedback, restored some primitive sensation in a volunteer’s residual limb.
strain   Speak
n. a natural or cultured variety of a microorganism with a distinct form, biochemistry, or virulence
transmissible   Speak
a. able to be passed on from one person or organism to another.
A CDC internal document said the Delta variant was roughly as transmissible as chickenpox, whereas an early strain was closer to the common cold.
viral load   Speak
n. a measurement of the amount of a virus in an organism, typically in the bloodstream
pivotal   Speak
a. of crucial importance in relation to the development or success
The finding that the Delta variant resulted in similar viral loads was a pivotal discovery leading to CDC's updated mask recommendation.
catalog   Speak
n. a complete list of items, typically one in alphabetical or other systematic order
genetic blueprint   Speak
n. a gene map, or a genome map
This giant catalog of information contains genetic blueprints drawn from virus samples studied at the lab in Wuhan.
severity   Speak
n. the condition of being very bad, serious, unpleasant, or harsh
fuel   Speak
v. support, stimulate
A new detail about the severity of their symptoms could fuel further debate about the origins of the coronavirus pandemic.
convection   Speak
n. the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise
tectonics   Speak
n. large-scale processes affecting the structure of the earth's crust
knowing the temperature along this whole convection and plate tectonics chain is fundamental to understanding the planet as a heat engine.
sprawling   Speak
a. spreading out over a large area in an untidy or irregular way
snake   Speak
v. move or extend with the twisting motion