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Compass rose with the eight principal winds. A compass rose, sometimes called a wind rose, rose of the winds or compass star, is a figure on a compass, map, nautical chart, or monument used to display the orientation of the cardinal directions ( north, east, south, and west) and their intermediate points. It is also the term for the graduated ...
In chemistry and biology, reactive oxygen species ( ROS) are highly reactive chemicals formed from diatomic oxygen ( O2 ), water, and hydrogen peroxide. Some prominent ROS are hydroperoxide (O 2 H), superoxide (O 2- ), [1] hydroxyl radical (OH. ), and singlet oxygen. [2] ROS are pervasive because they are readily produced from O 2, which is ...
Rosh HaShanah ( Hebrew: רֹאשׁ הַשָּׁנָה, Rōʾš hašŠānā, literally "head of the year") is the New Year in Judaism. The biblical name for this holiday is Yom Teruah ( יוֹם תְּרוּעָה , Yōm Tərūʿā, lit. "day of shouting/blasting"). It is the first of the High Holy Days ( יָמִים נוֹרָאִים ...
Rosicrucianism ( / ˌroʊzɪˈkruːʃəˌnɪzəm, ˌrɒzɪ -/) is a spiritual and cultural movement that arose in early modern Europe in the early 17th century after the publication of several texts announcing to the world a new esoteric order. Rosicrucianism is symbolized by the Rosy Cross or Rose Cross. There have been several Rosicrucian (or ...
ROS1 is a receptor tyrosine kinase (encoded by the gene ROS1) with structural similarity to the anaplastic lymphoma kinase (ALK) protein; it is encoded by the c-ros oncogene and was first identified in 1986. The exact role of the ROS1 protein in normal development, as well as its normal physiologic ligand, have not been defined.
Period-after-opening symbol (on cosmetics as 6M, 12M, 18M, etc.) U+2602 ☂ UMBRELLA - keep dry. U+2614 ☔ UMBRELLA WITH RAIN DROPS - keep dry. Japanese postal mark. ℮, the European estimated sign U+212E. Inventory tracking symbols. Barcode such as a Universal Product Code. QR code.
As of. June 2023. Robot Operating System ( ROS or ros) is an open-source robotics middleware suite. Although ROS is not an operating system (OS) but a set of software frameworks for robot software development, it provides services designed for a heterogeneous computer cluster such as hardware abstraction, low-level device control ...
Typographical symbols and punctuation marks are marks and symbols used in typography with a variety of purposes such as to help with legibility and accessibility, or to identify special cases. This list gives those most commonly encountered with Latin script. For a far more comprehensive list of symbols and signs, see List of Unicode characters.