| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | ||||
| Description | alt | broader | narrower | related |
|---|---|---|---|---|
| Yagi antenna (YagiAntenna) | ||||
|
Yagi antenna |
antenna
, directional antenna , radio telescope |
half-wave dipole | ||
| y array (yArray) | ||||
|
y-array |
array
, radio interferometer |
t array | ||
| year (year) | ||||
|
year |
anomalistic year
, cosmic year , tropical year |
Universal Time
, ephemeris time , light year , sidereal time , time |
||
| Yerkes classification (YerkesClassification) | ||||
|
Yerkes galaxy classification scheme |
B galaxy
, D galaxy , E galaxy , Ep galaxy , galaxy , I galaxy , L galaxy , N galaxy , S galaxy , cD galaxy |
|||
| FVH: new (2007-OCT-12) | ||||
| FVH: removed NTs (2007-NOV-15) | ||||
| yoke mounting (yokeMounting) | ||||
|
yoke mounting |
equatorial mounting | |||
| young disk Cepheid (youngDiskCepheid) | ||||
|
young disc Cepheid UK young disk Cepheid |
Cepheid | |||
| young star cluster (youngStarCluster) | ||||
|
young star cluster |
open star cluster |
OB star
, T association , population I star , young star |
||
| young star (youngStar) | ||||
|
young star |
population I star
, star |
B star
, O star , OB star , blue straggler star , pre-main sequence star |
H II region
, OB association , R association , T association , young star cluster |
|
| only the broad classes are shown below; specific type will be found under these, or from the hierarchical list | ||||
| ytterbium (ytterbium) | ||||
|
ytterbium (atomic number 70) |
Yb |
fundamental chemical element
, rare earth |
||
| FVH: new (2007-OCT-25) | ||||
| yttrium (yttrium) | ||||
|
yttrium (atomic number 39) |
Y |
fundamental chemical element
, rare earth |
||
| FVH: new (2007-OCT-25) | ||||
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | ||||
| Description | alt | broader | narrower | related |