| armature |
a coil-wrapped iron core that rotates in a magnetic field to induce electrical current in a generator, or that produces motion in an electrical motor when current is passed through it. [2/4 definitions] |
| boil down to |
of a thing, to have (something) as its central cause, fundamental essence, or core significance. [1/3 definitions] |
| bone marrow |
the the soft fatty tissue at the core of most bones, where many types of blood cells form and mature before entering the blood stream. |
| Broadway |
a major north-south New York City street, part of which is the core of the theater district in midtown. [1/2 definitions] |
| cadre |
in the military, a core group of experienced personnel who can set up and train a new unit. [1/2 definitions] |
| come down to |
of a thing, to have (something) as its central cause, fundamental essence, or core significance. [1/2 definitions] |
| control rod |
a rod or bar in a nuclear reactor that contains a neutron-absorbing material, and that is lowered into or raised from the core to control the fission chain reaction. |
| core |
to remove the core of, esp. fruit. [1/4 definitions] |
| corncob |
the woody core that bears the kernels in an ear of corn. [1/2 definitions] |
| electromagnet |
a magnet in which an iron or steel core is magnetized by the electric current in the coil of insulated wire wound around it. |
| essential |
of or pertaining to the essence or core; not reducible. [1/4 definitions] |
| essentially |
at the core; when the most important part is considered. |
| heart |
the core. [1/8 definitions] |
| kernel |
the most central part of something; core; nucleus. [1/4 definitions] |
| mantle |
the layer of the earth that lies between the crust and the core. [1/9 definitions] |
| medulla |
bone marrow, or a similar substance forming the inner core of other anatomical organs such as the adrenal glands or the kidneys. [1/3 definitions] |
| meltdown |
an accident in a nuclear reactor in which the radioactive core melts because of insufficient cooling, leading to the escape of radiation. |
| one's bread and butter |
the core thing that provides a person or group their basic means of support. |
| pencil |
an implement for writing, drawing, or marking that consists of a slender core of graphite, carbon, crayon, or the like, usu. enclosed in or held by a cylinder of wood, plastic, or metal. [1/4 definitions] |
| root1 |
the basis; core; origin. [1/11 definitions] |
| stele |
the central core of vascular tissue in plant stems and roots. [1/3 definitions] |